Final Review
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | Shear
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| A type of fuselage construction designed to have the loads carried and transmitted by the substructure (for example: stringers and longerons) is known as: | show 🗑
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| show | Butt Line
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| The property which enables a metal to return to its original shape, when the force which causes the change of shape is removed is known as: | show 🗑
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| show | a line created by the points where the compressive load of the bend equals the tension load
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| show | amount of material in a flat-pattern layout that must be allocated to make a bend
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| show | distance between the bend tangent line and the mold point
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| show | slightly greater than that of the appropriate rivet head
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| show | 40
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| The minimum acceptable dimensions, where D equals the diameter of the shank, for a properly driven rivet buck tail is | show 🗑
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| show | Rutan
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| Which rivet should be used for joining two pieces of 0.020 inch aluminum alloy? Keep in mind the standard for determining the length and width of rivets. | show 🗑
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| A universal head rivet is identified by the number | show 🗑
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| What is the bend allowance for a 90-degree bend in a piece of 0.064 inch material bent over a 3/16 inch radius? | show 🗑
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| show | They have a compound leverage type handle design
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| As a general rule the diameter of a rivet should be | show 🗑
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| show | The setback
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| What color cleco fastener is used for a #11 hole? | show 🗑
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| True or False, the spring brake is not a straight line sheet metal forming machine | show 🗑
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| The use of pencils for marking on sheet metal parts should be avoided because | show 🗑
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| Clad aluminum alloys are used on aircraft because they | show 🗑
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| show | True
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| show | When possible all bends should be made across the grain of the metal (not parallel to the grain direction)
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| The purpose of a relief hole is to | show 🗑
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| show | Bulkheads, formers and skin
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| Minimum edge distance for universal head rivets is | show 🗑
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| show | True
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| show | Solution
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| show | 2017
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| A rivet designated as a DD rivet would be which type of alloy? | show 🗑
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| show | Touching the rod to the hot metal
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| __________ is the force per unit area tending to stretch a structural member. | show 🗑
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| show | Bending
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| Damages that can be repaired by patching, splicing, and insertion without imparment of the original strength is considered: | show 🗑
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| show | Eliminates dangerous stress concentrations
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| The design of major structural repairs not included in the aircraft’s maintenance or structural repair manual must be | show 🗑
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| The primary function of a fastener in a lap joint is to | show 🗑
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| show | 118
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| show | the diameter of the rivet
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| What is the usual result of making a bend with too small a radius? | show 🗑
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| show | coarseness of the material
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| show | 21
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| show | keep it clean and polished (smooth)
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| What is the best way of accurately locating a rivet hole for drilling in a sheet metal skin? | show 🗑
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| The following metal and rivet combination would be properly matched. | show 🗑
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| show | lower speed with more pressure applied to the drill
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| In making wing skin repairs, | show 🗑
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| The identifying marks on the heads of aluminum alloy rivets indicate the | show 🗑
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| What is the purpose of refrigerating 2017 and 2024 aluminum alloy rivets after heat treatment? | show 🗑
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| What is the purpose of a lightening hole in a wing rib? | show 🗑
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| Why should the edges of a circular patch be chamfered and turned down slightly? | show 🗑
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| show | Double cut
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| How large should the center punch mark be for starting a drill in aluminum alloy skin? | show 🗑
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| show | 1/2
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| The starting and ending points of the bend are known as | show 🗑
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| show | it hardens the surface
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| show | type of metal to be welded
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| In gas welding, the amount of heat applied to material being welded is controlled by | show 🗑
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| show | electrode
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| show | the burning back of the flame into (or behind) the mixing chamber of the torch
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| An oxyacetylene flame whose inner cone has a sharp point and burns with a hissing sound is a/an: | show 🗑
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| show | red with left-hand thread fittings
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| Which is correct concerning the use of a file? | show 🗑
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| The primary alloying agent of 2024-T36 is indicated by the number | show 🗑
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| show | 2117-T3
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| show | 165 degrees
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| The purpose of a joggle is to | show 🗑
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| show | Not permitted
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| show | Amount of heat applied to the work
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| Filing or grinding a weld bead | show 🗑
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| show | .305
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| What is the bend allowance for .064 material thickness, 1/8th bend radius, with a 45° bend? | show 🗑
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| What is the set back for .040 material thickness, 3/16th bend radius, with a 85° bend? | show 🗑
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| What is the set back for .064 material thickness, 1/8th bend radius, with a 45° bend? | show 🗑
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| show | .095
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Created by:
PetersAviation